using System;

public class Program

{

    public static void Main()

    {

        animal animal = new animal();

        dog Dog = new dog();

        cat Cat = new cat();

        animal.Speak();

        Dog.Speak();

        Cat.Speak();

    }

​

    class animal

    {

        public virtual void Speak()

        {

            Console.WriteLine(" е животно");

        }

    }

    class cat:animal

    {

        public override void Speak()

        {

            Console.WriteLine("Мимито е котка");

        }

    }

    class dog:animal

    {

        public override void Speak()

        {

        Console.WriteLine("Никито е Куче");

        }

    }

}

​

​

​

​